A chronology of deadly attacks on schools and universities in the US:

May 24, 2022: In the small Texas town of Uvalde, an 18-year-old opened fire in an elementary school. He kills at least 14 children and a teacher at Robb Elementary School before he is allegedly shot by police officers.

November 30, 2021: In Oxford, Michigan, a 15-year-old shoots four classmates and injures seven other people. After the fact, he allows himself to be arrested without resistance.

May 18, 2018: At Santa Fe High School in Santa Fe, Texas, a 17-year-old student shot classmates with his father’s assault rifle and revolver. Two adults and eight youths are killed and 13 others injured.

February 14, 2018: A 19-year-old ex-student broke into Marjory Stoneman Douglas High School in Parkland, Florida on Valentine’s Day and opened fire. He kills 17 people and injures 17 others.

October 1, 2015: A 26-year-old student killed nine people in a shooting spree at Umpqua Community College in Roseburg, Oregon. He then shoots himself.

December 14, 2012: A 20-year-old man shot and killed 20 children, ages six and seven, and six adults at Sandy Hook Elementary School in Newtown, Connecticut. Before that, he had already killed his mother. After the bloody deeds, he takes his own life.

April 2, 2012: A 43-year-old man killed seven people and injured three others at the Oikos religious university in Oakland, California. The former student then turns himself in to the police.

April 16, 2007: A 23-year-old student shot and killed 27 students and five teachers in a shooting spree at Virginia Tech in Blacksburg, Virginia, before killing himself.